Building DNA quiz

What shape resembles DNA?

• Square

• Circle

• Twisted ladder

• Straight line

What does DNA stand for?

• Acid Dinucleotide

• Acid Deoxynucleotidic

• Deoxyribonucleic Acid

• Acid Dinucleic

What are the sides of the DNA molecule made of?

• Carbon and hydrogen atoms

• Amino acids

• Nitrogenous bases

• Sugar and phosphate groups

What are the 'steps' of the DNA ladder made of?

• Pairs of phosphate groups

• Pairs of sugars

• Pairs of nitrogenous bases

• Pairs of amino acids

Which enzyme unwinds and separates the double-stranded DNA?

• DNA helicase

• RNA polymerase

• DNA polymerase

• DNA ligase

What is a mutation?

• An error during DNA replication

• A type of nucleotide

• A replication process

• A type of enzyme

Which of the following is NOT a type of mutation?

• Transcriptions

• Deletions

• Insertions

• Point mutations

How many types of nitrogenous bases are there in DNA?

• Two

• Three

• Four

• Five

With which nitrogenous base does adenine pair?

• Cytosine

• Guanine

• Thymine

• Uracil

What is the function of DNA polymerase?

• Join nitrogenous bases

• Break down nucleotides

• Attach nucleotides to single-stranded DNA chains

• Unwind the DNA strand